Historic Stock Lookup
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Week of May 20, 2013
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| 05.20.2013 | 14.94 | 14.95 | 14.61 | 14.70 | 983,474 |
Year End Stock Prices
The historical stock information provided is for informational purposes only and is not intended for trading purposes. The historical stock information is provided by Mergent, a third party service, and Optimer Pharmaceuticals, Inc. does not maintain or provide information directly to this service. Prices display split-adjusted cost basis per share on that date.